Home / 933,960.15-1,400,940.23-815,862.15

Finding the Fourth Proportional to 933,960.15, 1,400,940.23 and 815,862.15

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Solution

The fourth proportional to 933,960.15, 1,400,940.23 and 815,862.15 is: 1,223,793.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    933,960.15 : 1,400,940.23 = 815,862.15 : x
  2. Step 2: Convert to fraction form
    933,960.15/1,400,940.23 = 815,862.15/x
  3. Step 3: Cross multiply
    933,960.15x = 1,400,940.23 × 815,862.15
  4. Step 4: Simplify right side
    933,960.15x = 1,142,974,103,989.98
  5. Step 5: Solve for x
    x = 1,142,974,103,989.98/933,960.15
  6. Step 6: Final answer
    x = 1,223,793.23

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.